NavigatorViewCollapseAll.java

/*******************************************************************************
 * Copyright (c) 2006-2013 The RCP Company and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     The RCP Company - initial API and implementation
 *******************************************************************************/
package com.rcpcompany.uibindings.navigator.internal.handlers;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.IHandler;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.handlers.HandlerUtil;

import com.rcpcompany.uibindings.navigator.views.NavigatorBaseView;

/**
 * Handler for
 * 
 * @author Tonny Madsen, The RCP Company
 * 
 */
public class NavigatorViewCollapseAll extends AbstractHandler implements IHandler {

	@Override
	public Object execute(ExecutionEvent event) throws ExecutionException {
		final IWorkbenchPart workbenchPart = HandlerUtil.getActivePartChecked(event);
		if (!(workbenchPart instanceof NavigatorBaseView)) return null;

		final NavigatorBaseView navigator = (NavigatorBaseView) workbenchPart;
		navigator.collapseAll();

		return null;
	}
}